Finding the Fourth Proportional to 43,535,102.16, 65,312,101.09 and 13,242,177.84
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Solution
The fourth proportional to 43,535,102.16, 65,312,101.09 and 13,242,177.84 is: 19,866,140.54
Step by Step Solution
- Step 1: Write the proportion equation
43,535,102.16 : 65,312,101.09 = 13,242,177.84 : x - Step 2: Convert to fraction form
43,535,102.16/65,312,101.09 = 13,242,177.84/x - Step 3: Cross multiply
43,535,102.16x = 65,312,101.09 × 13,242,177.84 - Step 4: Simplify right side
43,535,102.16x = 864,874,457,924,823.75 - Step 5: Solve for x
x = 864,874,457,924,823.75/43,535,102.16 - Step 6: Final answer
x = 19,866,140.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.